Shenzhen Firecore Technology Co., Ltd. |
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AHD1080P car mounted monitoring hemispherical bus school bus high-definition night vision camera
2.2 Product Introduction:
2 . 2.1 The product is connected to a display or video recorder
product , forming a video surveillance system . The
connection is defined in the parameter table above 2.1 . The
product is powered from the display or video recorder
host and there may be interference or voltage
instability caused by power supply from the vehicle
alone
2 . 2.2 The product is equipped with LED supplementary
light which is controlled by a photosensitive tube
to turn on the LED light at night and off during the day
2 . 2.3 Adjustable angle
1. Performance standards
3.1 Reliability testing and standards
Number Test Item Test Conditions and Results
1 . Information size and specification
confirmation test conditions : confirmation with
specifications and drawings
Judgment basis : In accordance with the requirements of the
specifications drawings etc
2 . High temperature storage test conditions : +85 ℃, 24 hours
Judgment basis : No
deformation cracking etc
3 . Low temperature storage test conditions : -40
℃ 24 hours
Judgment basis : No deformation cracking etc
4 . High temperature working test conditions :+70 ℃
72 hours
Judgment basis : Normal function
5 Low temperature working test conditions : -30 ℃ 72
hours
Judgment basis : Normal function
6 . High and low temperature cycling test conditions : -30
℃/+70 ℃ 72 hours
Judgment basis : Normal function
7 . Static electricity testing conditions : ± 15KV air gap/±
8KV contact discharge 20 times per point
Judgment basis : Normal function
Test conditions for spark interference test : 0 - 200Hz sweep
frequency 8h
Judgment basis : Normal function no screen
distortion etc
9 Vibration testing conditions : fixed frequency 10Hz
intensity 25% 8h in each direction
Sweep frequency 5-200Hz intensity 10%
-60% 8h in each direction
Judgment basis: Normal function
10. Cold and hot shock test conditions: -40 ℃/+85 ℃, 72 hours
Judgment basis : Normal function
11 Constant humidity and heat test conditions : 40
℃ 48 hours 90% -95% relative
humidity
Judgment basis : Normal function
12 plug test conditions : 1000 times
Judgment basis : Normal function no obvious poor
contact etc
13 . Test conditions for swing test : ± 45
° swing 500 times
Judgment basis : No obvious damage no
breakage etc
Test conditions for tension and terminal retention force test
: vertical pulling with reference to
Attachment 1 for tensio
14 . Test conditions for tension and terminal retention force test
: vertical pulling with reference to
Attachment 1 for tension value
Judgment basis : No pulling or falling off
15 Salt spray test reference standard : GB_ T6461 - 2002 Rating of
specimens and specimens after corrosion testing of metal and other
inorganic coatings on metal substrates
Test conditions : periodic spray (spray for
8h stop for 16h) 72h
Judgment basis : No severe rust spots
corrosion etc
16 Test conditions for UV aging test : Refer to GB / T
16422.3 - 2014
Judgment basis : Refer to GB/T 16422.3-2014
17 Switching on/off test conditions : Repeated switching
on/off 20000 times
Judgment basis : Normal function
18 Drop test conditions : Free drop from a height of 1 meter,
once on each side (refer to GB/T 2423.8)
Judgment basis : Normal function no serious
damage to appearance etc
19 Actual vehicle testing conditions : 1 week of actual
vehicle testing
Judgment basis : Relevant functions are normal